-1+9(y+8)=-5(8y-7)4

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Solution for -1+9(y+8)=-5(8y-7)4 equation:


Simplifying
-1 + 9(y + 8) = -5(8y + -7) * 4

Reorder the terms:
-1 + 9(8 + y) = -5(8y + -7) * 4
-1 + (8 * 9 + y * 9) = -5(8y + -7) * 4
-1 + (72 + 9y) = -5(8y + -7) * 4

Combine like terms: -1 + 72 = 71
71 + 9y = -5(8y + -7) * 4

Reorder the terms:
71 + 9y = -5(-7 + 8y) * 4

Reorder the terms for easier multiplication:
71 + 9y = -5 * 4(-7 + 8y)

Multiply -5 * 4
71 + 9y = -20(-7 + 8y)
71 + 9y = (-7 * -20 + 8y * -20)
71 + 9y = (140 + -160y)

Solving
71 + 9y = 140 + -160y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '160y' to each side of the equation.
71 + 9y + 160y = 140 + -160y + 160y

Combine like terms: 9y + 160y = 169y
71 + 169y = 140 + -160y + 160y

Combine like terms: -160y + 160y = 0
71 + 169y = 140 + 0
71 + 169y = 140

Add '-71' to each side of the equation.
71 + -71 + 169y = 140 + -71

Combine like terms: 71 + -71 = 0
0 + 169y = 140 + -71
169y = 140 + -71

Combine like terms: 140 + -71 = 69
169y = 69

Divide each side by '169'.
y = 0.4082840237

Simplifying
y = 0.4082840237

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